Kastar Laptop Replacement Battery Pack for Apple 13" Macbook A1185 A1181 (Mid. / Late 2006, Mid. / Late 2007, Early / Late 2008, Early / Mid. 2009) with 18 Months Warranty [Li-Polymer 5600mAh/60Wh] Kastar Brand Replacement Lithium-ion (Li-ion) Battery use High Quality Original Janpan Li-ion Cells; Long Lasting and Manufacture Price. Kastar Battery 100% decoded and 100% Compatible with Original Dell Battery, up to 500 recharge cycles over the life of the battery. Long Lasting for longer battery life and Cools the battery by forcing cool air through the battery's built-in air vents. Use Integrated Japanese microchip which can control current, voltage & temperature to maximize battery life. Include 30-Day Money Back and 18-Month Manufacturer Warranty. (Need more Quantity and More promotion please search Kastar other listings on Amazon)